diff --git a/src/containers/app.js b/src/containers/app.js
index 2af248e..14d02cc 100644
--- a/src/containers/app.js
+++ b/src/containers/app.js
@@ -28,6 +28,7 @@ import NotificationSystem from 'react-notification-system';
 import AppDispatcher from '../app-dispatcher';
 import SimulationStore from '../stores/simulation-store';
 import SimulatorStore from '../stores/simulator-store';
+import NodeStore from '../stores/node-store';
 import UserStore from '../stores/user-store';
 import NotificationsDataManager from '../data-managers/notifications-data-manager';
 
@@ -40,7 +41,7 @@ import '../styles/app.css';
 
 class App extends Component {
   static getStores() {
-    return [ SimulationStore, SimulatorStore, UserStore ];
+    return [ SimulationStore, NodeStore, UserStore ];
   }
 
   static calculateState(prevState) {
@@ -164,12 +165,12 @@ class App extends Component {
     });
 
     if (simulator != null) {
-      AppDispatcher.dispatch({
+      /*AppDispatcher.dispatch({
         type: 'simulatorData/open',
         identifier: simulator._id,
         endpoint: simulator.endpoint,
         signals: data.signals
-      });
+      });*/
     }
   }
 
diff --git a/src/data-managers/nodes-data-manager.js b/src/data-managers/nodes-data-manager.js
index a253ac9..ab04da9 100644
--- a/src/data-managers/nodes-data-manager.js
+++ b/src/data-managers/nodes-data-manager.js
@@ -20,5 +20,37 @@
  ******************************************************************************/
 
 import RestDataManager from './rest-data-manager';
+import RestAPI from '../api/rest-api';
 
-export default new RestDataManager('node', '/nodes');
+class NodesDataManager extends RestDataManager {
+  constructor() {
+    super('node', '/nodes');
+  }
+
+  getSimulators(node) {
+    RestAPI.post('http://' + node.endpoint + '/api/v1', {
+      action: 'nodes',
+      id: node._id
+    }).then(response => {
+      // assign IDs to simulators
+      response.response.forEach(element => {
+        if (element.type === "websocket") {
+          // add the (villas-node) node ID to the simulator
+          node.simulators = node.simulators.map(simulator => {
+            if (simulator.name === element.name) {
+              simulator.id = element.id;
+            }
+
+            return simulator;
+          });
+        }
+      });
+
+      console.log(node);
+    }).catch(error => {
+      console.warn(error);
+    });
+  }
+}
+
+export default new NodesDataManager();
diff --git a/src/stores/node-store.js b/src/stores/node-store.js
index 8945885..d7d6112 100644
--- a/src/stores/node-store.js
+++ b/src/stores/node-store.js
@@ -22,4 +22,28 @@
 import ArrayStore from './array-store';
 import NodesDataManager from '../data-managers/nodes-data-manager';
 
-export default new ArrayStore('nodes', NodesDataManager);
+class NodeStore extends ArrayStore {
+  constructor() {
+    super('nodes', NodesDataManager);
+  }
+
+  reduce(state, action) {
+    switch(action.type) {
+      case 'nodes/loaded':
+        if (Array.isArray(action.data)) {
+          action.data.forEach(node => {
+            NodesDataManager.getSimulators(node);
+          });
+        } else {
+          NodesDataManager.getSimulators(action.data);
+        }
+
+        return super.reduce(state, action);
+
+      default:
+        return super.reduce(state, action);
+    }
+  }
+}
+
+export default new NodeStore();